Formulas:

Data:

Caffenol

Caffenol film developer

Water

8

fl oz

Arm & Hammer Washing Soda

2

tsp

Folger's Coffee Crystals (not decaf)

4

tsp

Mixing Instructions: Mix soda until completely dissolved and solution is clear. Add coffee, mix until all grittiness is gone and solution is uniform. Let stand 5-10 minutes until microbubbles clear. Use within 30 minutes.

Dilution: Use undiluted.

Usage: 30 mins.

Notes

Gives imagewise stain and general (fog) stain. All teaspoon measures should be level, or slightly rounded for coffee crystals.